| (i) Drying of clothes |
| (ii) Growth of weeds |
| (iii) Cement getting hard when exposed to moisture |
| (iv) Desalination of sea water |
A) Only (i) and (ii)
B) Only (ii) and (iii)
C) Only (i) and (iv)
D) Only (i), (ii) and (iv)
Correct Answer: C
Solution :
Changes that are useful to us are desirable changes. The drying of clothes and desalination of sea water are desirable changes.
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